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Finding the Fourth Proportional to 9,752.81, 13,459.00 and 5,504.11

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Solution

The fourth proportional to 9,752.81, 13,459.00 and 5,504.11 is: 7,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,752.81 : 13,459.00 = 5,504.11 : x
  2. Step 2: Convert to fraction form
    9,752.81/13,459.00 = 5,504.11/x
  3. Step 3: Cross multiply
    9,752.81x = 13,459.00 × 5,504.11
  4. Step 4: Simplify right side
    9,752.81x = 74,079,775.96
  5. Step 5: Solve for x
    x = 74,079,775.96/9,752.81
  6. Step 6: Final answer
    x = 7,595.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.